In this step, we will create AWS Transit Gateway and attachments then connect to the VPCs created in the previous step.
1. Within AWS Management Console interface, search vpc
then choose VPC service
2. Create AWS Transit Gateway
tokyo-tgw
Transit Gateway for region Tokyo
3. Create attachments After your Transit Gateway become available state, you can create attachments.
dev-att
Repeat the above step to create 2 more transit gateway attachments with the following configuration:
test-att
attachment attach to test-vpc VPC
share-att
attachment attach to share-vpc VPC
After creating, we will have the following attachments.